S
M
T
W
T
F
S
29
47°
31°
30
44°
25°
1
34°
17°
2
32°
15°
3
36°
28°
4
39°
27°
5
35°
28°
6
34°
21°
7
31°
17°
8
29°
20°
9
34°
19°
10
37°
26°
11
38°
26°
12
42°
23°
13
39°
26°
14
36°
23°
15
36°
22°
16
37°
21°
17
35°
16°
18
33°
13°
19
31°
9°
20
27°
7°
21
25°
21°
22
35°
18°
23
35°
16°
24
34°
7°
25
29°
17°
26
29°
22°
27
35°
21°
28
36°
19°
29
33°
12°
30
32°
16°
31
29°
4°
1
30°
2°
2
24°
11°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Bridgewater
Bridgewater's December 2026 forecast shows daily high temperatures ranging from 24° to 47°, with overnight lows between 2° and 31°. The average high for December is 34° with an average low of 18°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how December weather will actually feel in Bridgewater. See also: January | February | March.